We are supplying oil extracting machine using waste rubber tyres and scrap plastic as raw material to produce fuel oil. We also have mini refining plant which can help customer to upgrade raw tyre fuel oil to diesel(it can refine waste engine oil to diesel ) if any buyer has interest in it, please feel free to contact with us. Best regards, Rui Qingdao Rui Hua Wan Shun International Trade Co Ltd rhws21(at)*****